./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call3_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call3_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d57e8ddb55bdff7b186468e47377e815829f9014 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 07:43:56,982 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:43:56,983 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:43:56,989 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:43:56,989 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:43:56,989 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:43:56,990 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:43:56,991 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:43:56,992 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:43:56,992 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:43:56,993 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:43:56,993 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:43:56,993 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:43:56,994 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:43:56,994 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:43:56,995 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:43:56,995 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:43:56,996 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:43:56,997 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:43:56,998 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:43:56,999 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:43:56,999 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:43:57,000 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:43:57,000 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:43:57,001 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:43:57,001 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:43:57,001 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:43:57,002 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:43:57,002 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:43:57,003 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:43:57,003 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:43:57,003 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:43:57,003 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:43:57,004 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:43:57,004 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:43:57,005 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:43:57,005 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-02 07:43:57,012 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:43:57,013 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:43:57,013 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:43:57,013 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:43:57,014 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 07:43:57,014 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-02 07:43:57,014 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-02 07:43:57,014 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-02 07:43:57,014 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-02 07:43:57,014 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-02 07:43:57,014 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-02 07:43:57,014 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:43:57,014 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:43:57,014 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:43:57,015 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-02 07:43:57,016 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:43:57,016 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 07:43:57,016 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-02 07:43:57,016 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:43:57,016 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 07:43:57,016 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-02 07:43:57,016 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-02 07:43:57,017 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57e8ddb55bdff7b186468e47377e815829f9014 [2018-12-02 07:43:57,034 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:43:57,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:43:57,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:43:57,047 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:43:57,048 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:43:57,048 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call3_true-termination.i [2018-12-02 07:43:57,091 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/data/5944e7b68/91846918b49b4ef892f44d77a85197b2/FLAG7910cc865 [2018-12-02 07:43:57,397 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:43:57,397 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/sv-benchmarks/c/loop-acceleration/simple_true-unreach-call3_true-termination.i [2018-12-02 07:43:57,402 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/data/5944e7b68/91846918b49b4ef892f44d77a85197b2/FLAG7910cc865 [2018-12-02 07:43:57,412 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/data/5944e7b68/91846918b49b4ef892f44d77a85197b2 [2018-12-02 07:43:57,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:43:57,415 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:43:57,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:43:57,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:43:57,418 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:43:57,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2817da2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57, skipping insertion in model container [2018-12-02 07:43:57,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:43:57,433 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:43:57,515 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:43:57,517 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:43:57,525 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:43:57,533 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:43:57,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57 WrapperNode [2018-12-02 07:43:57,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:43:57,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:43:57,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:43:57,534 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:43:57,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:43:57,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:43:57,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:43:57,551 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:43:57,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (1/1) ... [2018-12-02 07:43:57,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:43:57,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:43:57,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:43:57,561 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:43:57,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:43:57,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:43:57,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:43:57,692 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:43:57,693 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 07:43:57,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:43:57 BoogieIcfgContainer [2018-12-02 07:43:57,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:43:57,694 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-02 07:43:57,694 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-02 07:43:57,696 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-02 07:43:57,696 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 07:43:57,696 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 07:43:57" (1/3) ... [2018-12-02 07:43:57,697 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8027dbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 07:43:57, skipping insertion in model container [2018-12-02 07:43:57,697 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 07:43:57,697 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:43:57" (2/3) ... [2018-12-02 07:43:57,698 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8027dbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 07:43:57, skipping insertion in model container [2018-12-02 07:43:57,698 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 07:43:57,698 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:43:57" (3/3) ... [2018-12-02 07:43:57,699 INFO L375 chiAutomizerObserver]: Analyzing ICFG simple_true-unreach-call3_true-termination.i [2018-12-02 07:43:57,733 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 07:43:57,734 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-02 07:43:57,734 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-02 07:43:57,734 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-02 07:43:57,734 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 07:43:57,734 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 07:43:57,734 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-02 07:43:57,734 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 07:43:57,734 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-02 07:43:57,742 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-02 07:43:57,755 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-02 07:43:57,756 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 07:43:57,756 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 07:43:57,759 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-02 07:43:57,759 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-02 07:43:57,759 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-02 07:43:57,759 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-02 07:43:57,760 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-02 07:43:57,760 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 07:43:57,760 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 07:43:57,760 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-02 07:43:57,760 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-02 07:43:57,764 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0; 3#L12-2true [2018-12-02 07:43:57,765 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 3#L12-2true [2018-12-02 07:43:57,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:43:57,768 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-02 07:43:57,769 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:43:57,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:43:57,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:43:57,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:43:57,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:43:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:43:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:43:57,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:43:57,825 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-02 07:43:57,825 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:43:57,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:43:57,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:43:57,826 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:43:57,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:43:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:43:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:43:57,837 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:43:57,838 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-02 07:43:57,838 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:43:57,838 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:43:57,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:43:57,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:43:57,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:43:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:43:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:43:57,875 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 07:43:57,875 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 07:43:57,875 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 07:43:57,875 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 07:43:57,876 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 07:43:57,876 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:43:57,876 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 07:43:57,876 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 07:43:57,876 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call3_true-termination.i_Iteration1_Loop [2018-12-02 07:43:57,876 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 07:43:57,876 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 07:43:57,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:43:57,976 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 07:43:57,977 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:43:57,980 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 07:43:57,980 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:43:57,998 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 07:43:57,998 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 07:44:10,059 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 07:44:10,065 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 07:44:10,065 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 07:44:10,065 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 07:44:10,065 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 07:44:10,065 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 07:44:10,065 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:10,065 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 07:44:10,066 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 07:44:10,066 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call3_true-termination.i_Iteration1_Loop [2018-12-02 07:44:10,066 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 07:44:10,066 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 07:44:10,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:10,131 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 07:44:10,135 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 07:44:10,137 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:10,138 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:10,138 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:10,139 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:10,139 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:10,139 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:44:10,142 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:44:10,142 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:10,154 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:10,154 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 07:44:10,154 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:10,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:10,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:10,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:10,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:10,156 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:10,157 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:10,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:10,170 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:10,170 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 07:44:10,171 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:10,171 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:10,171 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:10,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:10,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:10,172 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:10,174 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:10,174 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:10,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:10,189 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 07:44:10,189 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:10,190 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:10,190 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:10,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:10,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:10,190 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:10,192 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:10,192 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:10,207 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:10,207 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 07:44:10,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:10,208 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:10,208 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:10,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:10,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:10,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:10,209 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:10,211 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:10,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:10,238 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:10,238 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 07:44:10,238 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:10,239 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:10,239 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 07:44:10,239 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:10,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:10,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:10,240 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:10,243 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:10,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:10,271 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:10,272 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 07:44:10,272 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:10,273 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:10,273 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:10,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:10,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:10,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:10,273 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:10,275 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:10,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:10,305 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:10,305 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 07:44:10,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:10,306 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:10,306 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:10,306 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:10,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:10,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:10,307 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:10,308 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:10,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:10,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:10,316 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 07:44:10,316 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:10,317 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:10,317 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:10,317 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:10,317 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:10,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:10,317 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 07:44:10,319 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:44:10,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:10,332 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:10,346 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 07:44:10,346 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 07:44:10,346 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 07:44:10,347 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 07:44:10,347 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 07:44:10,347 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:10,347 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 07:44:10,347 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 07:44:10,347 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call3_true-termination.i_Iteration1_Lasso [2018-12-02 07:44:10,347 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 07:44:10,347 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 07:44:10,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:10,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:10,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:10,412 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 07:44:10,412 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:10,414 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 07:44:10,414 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 07:44:10,420 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 07:44:10,420 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:10,446 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 07:44:10,446 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:10,468 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 07:44:10,468 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 07:44:22,524 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 07:44:22,532 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 07:44:22,533 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 07:44:22,533 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 07:44:22,533 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 07:44:22,533 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 07:44:22,533 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:22,533 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 07:44:22,533 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 07:44:22,533 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call3_true-termination.i_Iteration1_Lasso [2018-12-02 07:44:22,533 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 07:44:22,533 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 07:44:22,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:22,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:22,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:22,594 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 07:44:22,595 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 07:44:22,595 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,596 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,596 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,596 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,596 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:44:22,598 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:44:22,599 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 07:44:22,607 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,608 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,608 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,609 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,609 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,609 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,609 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:44:22,610 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:44:22,610 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,610 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,611 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,611 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,611 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,611 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,611 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,611 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:44:22,612 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:44:22,612 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,612 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,612 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 07:44:22,613 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,613 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,613 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,613 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,613 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:22,615 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 07:44:22,616 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 07:44:22,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,628 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,629 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,629 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,629 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:22,630 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:22,630 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,631 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,631 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,631 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,632 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:22,632 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:22,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,632 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,633 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 07:44:22,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,633 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,634 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:22,637 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 07:44:22,637 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 07:44:22,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,650 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,651 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,651 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,651 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,651 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,651 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:22,652 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:22,652 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,653 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,653 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,654 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:22,654 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:22,654 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,655 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 07:44:22,655 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,655 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,656 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,656 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:22,659 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 07:44:22,659 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 07:44:22,674 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,675 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,675 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,675 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,675 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,676 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,676 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:22,676 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:22,676 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,677 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,677 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:22,678 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,678 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,678 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,678 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:22,678 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:22,679 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,679 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,679 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 07:44:22,679 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,680 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,680 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:22,680 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,680 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,680 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:22,682 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 07:44:22,682 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 07:44:22,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,708 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,708 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:22,708 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,709 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:22,709 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:22,709 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,710 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,711 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,711 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:22,711 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,711 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,711 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,712 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:22,712 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:22,712 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,713 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,713 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 07:44:22,714 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,714 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,714 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 07:44:22,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,715 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,715 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:22,718 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 07:44:22,718 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 07:44:22,759 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,759 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,760 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,760 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 07:44:22,760 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,760 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,760 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,760 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:22,761 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:22,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,763 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,763 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,763 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 07:44:22,764 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,764 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,764 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,764 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:22,764 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:22,765 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,766 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,766 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 07:44:22,766 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,766 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,767 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:22,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,767 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,767 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:22,771 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 07:44:22,771 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 07:44:22,843 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,844 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,844 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,844 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:22,845 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,845 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:22,846 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:22,846 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,846 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,846 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,847 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,847 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:22,847 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,847 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,847 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,847 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:22,848 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:22,848 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,849 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,849 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 07:44:22,849 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,850 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,850 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:22,850 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,850 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,850 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:22,851 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 07:44:22,852 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 07:44:22,866 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,867 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,867 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:22,867 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,867 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,867 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,867 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:22,868 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:22,868 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,869 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,869 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,869 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,869 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:22,869 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,870 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,870 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:22,870 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:22,870 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,871 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 07:44:22,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,872 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,872 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:22,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,872 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 07:44:22,875 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 07:44:22,875 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 07:44:22,912 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,912 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,913 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,913 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:22,913 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,913 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,913 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,913 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 07:44:22,914 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:44:22,914 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,915 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:22,916 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:22,916 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:22,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:22,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:22,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:22,916 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 07:44:22,916 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:44:22,916 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:22,917 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:22,918 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-02 07:44:22,918 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0; 3#L12-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 3#L12-2true [2018-12-02 07:44:22,918 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 3#L12-2true [2018-12-02 07:44:22,918 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:44:22,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-02 07:44:22,918 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:44:22,918 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:44:22,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:44:22,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:44:22,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:44:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:44:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:44:22,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:44:22,925 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-02 07:44:22,925 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:44:22,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:44:22,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:44:22,925 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 07:44:22,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:44:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:44:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:44:22,929 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:44:22,929 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-02 07:44:22,929 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:44:22,929 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:44:22,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:44:22,930 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 07:44:22,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:44:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:44:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:44:22,963 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 07:44:22,964 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 07:44:22,964 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 07:44:22,964 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 07:44:22,964 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 07:44:22,964 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:22,964 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 07:44:22,964 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 07:44:22,964 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call3_true-termination.i_Iteration1_Loop [2018-12-02 07:44:22,964 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 07:44:22,964 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 07:44:22,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:23,017 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 07:44:23,017 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:23,019 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 07:44:23,020 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:23,047 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 07:44:23,047 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 07:44:37,278 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 07:44:37,286 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 07:44:37,287 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 07:44:37,287 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 07:44:37,287 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 07:44:37,287 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 07:44:37,287 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:37,287 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 07:44:37,287 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 07:44:37,287 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call3_true-termination.i_Iteration1_Loop [2018-12-02 07:44:37,287 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 07:44:37,287 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 07:44:37,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:37,330 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 07:44:37,331 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 07:44:37,331 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:37,331 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:37,332 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:37,332 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:37,332 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:37,332 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:44:37,332 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:44:37,333 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:37,334 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:37,335 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 07:44:37,335 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:37,335 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:37,335 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:37,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:37,336 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:37,336 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:37,336 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:37,336 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:37,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:37,338 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 07:44:37,338 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:37,339 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:37,339 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:37,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:37,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:37,339 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:37,339 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:37,339 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:37,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:37,342 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 07:44:37,342 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:37,342 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:37,342 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:37,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:37,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:37,343 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:37,343 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:37,343 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:37,345 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:37,346 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 07:44:37,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:37,346 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:37,346 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:37,346 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:37,346 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:37,377 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:37,377 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:37,378 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:37,378 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:37,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:37,384 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 07:44:37,384 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:37,384 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:37,385 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 07:44:37,385 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:37,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:37,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:37,385 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:37,386 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:37,386 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:37,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:37,395 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 07:44:37,395 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:37,396 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:37,396 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:37,396 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:37,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:37,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:37,396 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:37,398 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:37,398 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:37,411 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:37,411 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 07:44:37,412 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:37,412 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:37,412 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:37,412 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:37,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:37,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:37,413 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:37,413 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:37,413 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:37,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:37,417 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 07:44:37,417 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:37,418 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:37,418 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:37,418 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:37,418 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:37,418 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:37,418 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 07:44:37,419 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:44:37,419 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:37,426 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:37,447 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 07:44:37,448 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 07:44:37,448 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 07:44:37,448 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 07:44:37,448 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 07:44:37,448 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:37,448 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 07:44:37,448 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 07:44:37,448 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call3_true-termination.i_Iteration1_Lasso [2018-12-02 07:44:37,448 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 07:44:37,448 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 07:44:37,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:37,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:37,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:37,516 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 07:44:37,516 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:37,518 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 07:44:37,518 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 07:44:37,521 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 07:44:37,521 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:37,547 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 07:44:37,547 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 07:44:37,550 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 07:44:37,550 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:37,566 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 07:44:37,566 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09aab37f-cb3e-4316-bae0-145ba5dc1ef3/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:37,594 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 07:44:37,594 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 07:44:51,377 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-02 07:44:51,385 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 07:44:51,386 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 07:44:51,386 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 07:44:51,386 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 07:44:51,386 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 07:44:51,386 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:44:51,386 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 07:44:51,386 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 07:44:51,386 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call3_true-termination.i_Iteration1_Lasso [2018-12-02 07:44:51,386 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 07:44:51,386 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 07:44:51,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:51,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:51,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:44:51,454 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 07:44:51,455 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 07:44:51,455 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,455 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,456 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,456 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,456 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:44:51,456 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:44:51,456 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,457 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,457 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,457 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,457 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,457 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:44:51,459 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:44:51,459 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 07:44:51,463 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,463 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,464 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,464 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,464 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,464 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,464 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:44:51,464 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:44:51,464 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,465 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,465 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-02 07:44:51,465 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,465 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,465 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,466 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,466 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,466 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:51,466 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:51,466 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,466 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,466 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,467 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,467 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,467 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,467 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:51,468 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 07:44:51,468 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 07:44:51,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,476 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,476 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,476 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,476 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:51,476 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:51,477 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,477 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-02 07:44:51,477 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,477 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,477 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,478 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,478 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:51,478 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:51,478 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,478 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,479 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,479 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,479 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,479 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:51,481 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 07:44:51,481 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 07:44:51,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,491 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,491 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,491 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:51,492 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:51,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,492 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,492 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-02 07:44:51,492 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,493 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,493 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,493 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,493 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:51,493 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:51,493 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,494 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,494 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,494 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,494 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:51,496 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 07:44:51,496 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 07:44:51,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,507 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,507 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:44:51,507 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,508 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:51,508 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:51,508 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,508 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,508 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-02 07:44:51,509 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,509 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,509 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:51,509 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,509 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,509 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,509 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:51,510 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:51,510 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,510 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,511 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,511 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:51,511 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,511 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,511 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:51,513 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-02 07:44:51,513 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-02 07:44:51,528 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,528 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,528 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,529 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:51,529 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,529 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,529 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,529 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-02 07:44:51,529 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-02 07:44:51,529 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,530 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,530 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-02 07:44:51,530 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,530 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,530 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 07:44:51,531 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,531 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,531 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:51,531 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:51,531 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,532 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,532 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,533 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,533 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 07:44:51,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,533 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,533 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:51,535 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 07:44:51,535 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 07:44:51,574 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,575 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,575 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,575 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-02 07:44:51,575 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,576 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,576 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:51,576 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:51,576 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,577 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,577 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-02 07:44:51,577 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,578 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,578 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:51,578 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,578 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,578 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,578 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:51,579 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:51,579 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,579 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,580 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,580 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,580 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:51,580 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,580 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,580 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:51,583 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-02 07:44:51,583 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-02 07:44:51,639 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,639 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,639 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,639 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:51,639 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,640 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-02 07:44:51,640 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-02 07:44:51,640 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,641 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,641 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-02 07:44:51,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,642 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,642 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:51,642 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,642 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:51,642 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:51,642 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,643 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,644 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,644 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:51,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,644 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:51,646 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-02 07:44:51,646 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 07:44:51,660 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,660 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,661 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,661 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-02 07:44:51,661 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,661 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,661 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,661 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-02 07:44:51,661 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 07:44:51,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,662 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,662 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-02 07:44:51,663 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,663 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,663 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:51,663 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,663 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 07:44:51,664 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:44:51,664 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,665 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,665 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,666 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,666 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:51,666 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,666 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,666 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 07:44:51,668 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-02 07:44:51,669 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-02 07:44:51,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,724 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:44:51,725 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-02 07:44:51,725 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-02 07:44:51,725 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:44:51,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:44:51,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:44:51,725 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-02 07:44:51,726 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:44:51,726 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:44:51,727 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:44:51,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 07:44:51 BoogieIcfgContainer [2018-12-02 07:44:51,731 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-02 07:44:51,732 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:44:51,732 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:44:51,732 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:44:51,732 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:43:57" (3/4) ... [2018-12-02 07:44:51,735 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 07:44:51,735 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:44:51,735 INFO L168 Benchmark]: Toolchain (without parser) took 54321.03 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 229.6 MB). Free memory was 960.3 MB in the beginning and 948.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 241.0 MB. Max. memory is 11.5 GB. [2018-12-02 07:44:51,736 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:44:51,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 118.27 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 07:44:51,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.64 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:44:51,737 INFO L168 Benchmark]: Boogie Preprocessor took 9.80 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:44:51,737 INFO L168 Benchmark]: RCFGBuilder took 132.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -199.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-02 07:44:51,738 INFO L168 Benchmark]: BuchiAutomizer took 54037.63 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 66.6 MB). Free memory was 1.1 GB in the beginning and 948.9 MB in the end (delta: 194.3 MB). Peak memory consumption was 318.0 MB. Max. memory is 11.5 GB. [2018-12-02 07:44:51,738 INFO L168 Benchmark]: Witness Printer took 3.17 ms. Allocated memory is still 1.3 GB. Free memory is still 948.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:44:51,740 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 118.27 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.64 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 9.80 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 132.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -199.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 54037.63 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 66.6 MB). Free memory was 1.1 GB in the beginning and 948.9 MB in the end (delta: 194.3 MB). Peak memory consumption was 318.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.17 ms. Allocated memory is still 1.3 GB. Free memory is still 948.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 54.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 53.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div644 bol100 ite100 ukn100 eq141 hnf42 smp89 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 59ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 28.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0;" Loop: "assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...